I cannot find section 12 and 13 where you're talking about idle speed and ignition timing. Can you give me link or tell me where to find it? Thank you.

It's under the Sticky:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563.html

You may also want to read the link below:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-7.html#post842969

It is on the left side of the carb turn it with a screw driver leave car running when doing so